the noble gases are found in a column_____?

1 ⤊

XVII

XIV

II

XVIII

I

2007-08-22 06:33:25 · 3 answers · asked by Ken h 1 in Science & Mathematics ➔ Chemistry

8 in the UK, 18 in USA!

(That's XVIII)

2007-08-22 06:40:13 · answer #1 · answered by Gervald F 7 · 1⤊ 0⤋

The last column on the periodic table are the noble gases....it is 18 XVIII

2007-08-22 06:58:26 · answer #2 · answered by originalsmartie 4 · 0⤊ 0⤋

XVIII or 18.

2007-08-22 07:55:45 · answer #3 · answered by GalNextDoor 4 · 0⤊ 0⤋